An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.
NSN 5965-01-112-8758
NSN 6620-01-132-7281
NSN 5985-01-363-9506
NSN 5990-00-006-5760
NSN 5910-01-260-9581
NSN 5930-01-216-2620
NSN 5920-01-056-5481
NSN 6150-01-560-8126
NSN 6135-00-567-1322
NSN 5965-01-590-5822
NSN 5920-00-602-7626
NSN 6685-01-562-2186